預熱試驗 的英文怎麼說

中文拼音 [yùrèshìyàn]
預熱試驗 英文
prefiring
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 試 : 名詞（古代占卜用的器具） astrolabe
  • 驗 : 動詞1. （察看; 查考） examine; check; test 2. （產生預期的效果） prove effective; produce the expected result
  • 試驗 : trial; experiment; test
  1. Through preparative experiments and optimized experiments on cu ~ zn ultrafine powders that are prepared by the method of thermal spray and ball milling, the author finds that dispersants concentration, dispersing time, ph, temperature and adscititious ions have significant influences on dispersing effects

    西安理工大學碩士學位論文通過對熱噴塗球磨法制備的超細銅鋅粉的分散性進行預試驗和優化試驗，發現分散劑濃度、分散時間、 ph值、溫度和外加離子濃度對分散作用效果有重要影響。
  2. The welding performance of homemade wear - resistant cast steel has been studied base on the weldability tests, the repair welding procedures of wean - resistant cast steel ( abrasion - plates ) have been made up, the results show that satisfying repair welding quality can be attained with such welding conditions as the low hydrogenous alkalescent welding rod, preheating and slow cooling, strictly maintaining the interbedded temperature of 250 ~ 300 and controlling welding technique

    通過對其焊接性能的試驗研究，制定了該類鑄鋼件（磨耗板）的補焊工藝：低氫型堿性焊條，預熱與緩冷相結合的工藝措施，嚴格控制層間溫度（ 250 ~ 300 ）及焊接工藝規范，可獲得滿意的修復質量。
  3. The results indicated that low graphite spheroidization rate and free cementite were the main causes of poor mechanical property

    試驗結果表明，控制碳當量和球化劑加入量，採用瞬時孕育等可提高球化率；採用預熱砂型等可減少滲碳體。
  4. Standard test method for tumbling friability of preformed block - type thermal insulation

    預制塊型隔熱材料翻滾時易碎性的標準試驗方法
  5. Bituminous mixtures - test methods for hot mix asphalt - hot sand test for the adhesivity of binder on precoated chippings for hra

    瀝青混合料.熱拌瀝青混合料的試驗方法. hra用預塗瀝青碎石上粘合劑粘性的熱砂試驗
  6. Bituminous mixtures - test methods for hot mix asphalt - part 37 : hot sand test for the adhesivity of binder on precoated chippings for hra

    瀝青混合物.熱拌瀝青用試驗方法.第37部分: hra用預塗石屑上粘合劑粘結性的熱砂試驗
  7. Bituminous mixtures - test methods for hot mix asphalt - part 37 : hot sand test for the adhesivity of binder on precoated chippings for hra ; german version en 12697 - 37 : 2003

    瀝青混合料.熱混瀝青的試驗方法.第37部分: hra用預塗
  8. This somber prediction comes out of the latest findings of the large scale biosphere / atmosphere experiment in amazonia, the most ambitious field project ever done in a tropical ecosystem

    亞馬遜地區大尺度生物圈與大氣圈試驗是目前在熱帶生態系進行的最大型研究計畫，科學家根據他們最新的研究結果，做出了上述令人擔憂的預測。
  9. Based on ncep / ncar reanalysis sst and wind data set and fsu wind stress data, the dynamical roles of atmosphere over the tropical pacific on ocean are diagnostically analyzed. by using a dynamical ocean model over tropical pacific, the importance of dynamical roles of different areas atmosphere on ocean is studied. in the part iii of this work, a intermediate coupled model ( icm ) is employed to study ssta forecast experiment

    本文用ncep / ncar再分析海表溫度、風應力和風場資料就熱帶太平洋地區大氣對海洋的強迫進行診斷分析，並用一個熱帶太平洋動力海洋模式研究不同區域大氣對海洋強迫作用的重要性，在此基礎上用一個中等復雜程度的耦合模式對enso事件進行預報試驗。
  10. On the basic theory of transfer heat, tribology of rolling bearings and rotor dynamics, taking gdz48a electrospindle as an example, the paper puts forward the spindle bearing ' s quasi - dynamics analysis model with the influences of the friction heat and preloadings analyzes the friction moment, velocities, contact loads, friction heat and stiffness and studies the influences of the friction heat, structure and application parameters on the speed and dynamics

    本文以傳熱學、滾動軸承摩擦學和轉子動力學為理論基礎，以gdz48a型電主軸為例，建立了考慮摩擦熱和預緊方式影響的主軸軸承擬動力學分析模型，分析了軸承的摩擦力矩、運動、載荷和剛度，研究了軸承的熱特性、設計和應用參數對速度和動力學性能的影響，並進行了試驗驗證。
  11. Through summarization for complicated geohydrology and engineering geology condition of research area, the non - stability 3 - dimension flow model of ground water and land subsidence model were established in this thesis. the coupled models of ground water and land subsidence were combined with a large series of water level observation and land subsidence information to debug the parameters and ascertain the models

    兩者通過含水層的水位內在聯系耦合在一起，並根據研究區水文地質條件及抽水試驗資料，結合大量的水位觀測序列資料及地面沉降觀測資料對模型進行調參，標定地下熱水運移的三維有限元數值模型，所建模型可以對地下水水位及地面沉降同時進行模擬預測。
  12. Welding - test for shop primers in relation to welding and allied processes - part 3 : thermal cutting

    焊接.與焊接和相關工藝有關的預塗底漆的試驗.第3部分:熱切割
  13. The experiment report on anti - heat stress premix for milk cow

    奶牛抗熱應激預混料試驗報告
  14. Because the system error is ineluctable for mode, it is necessary to correct the simulation fielde effectively. in this paper, based on the idea of combined eof correction, the interannual simulation of sea surface wind stress anomalies of the tropical pacific ocean by lap two - level atmosphereic model have been corrected, result of corrected erperiment shows that the corrected field is more similar to the observation field, especially on the distribution of the space. three prediction experiments also shew that correcting scheme of combined eof can improve the interannual prediction veracity of model

    在本文中，基於「聯合自然正交展開誤差訂正」的思想，將中科院大氣物理研究所兩層大氣環流模式輸出的熱帶太平洋海表風應力異常的跨年度模擬場進行訂正，訂正試驗的分析結果表明，訂正後的熱帶太平洋海表風應力距平場與相應觀測場年際變率分量的相似程度遠遠好於模式模擬的結果，尤其是在空間分佈方面的改善非常顯著；三組跨年度訂正檢驗結果也表明，訂正後的跨年度預測結果明顯好於模式的預測結果。
  15. A ; insulating and sheathing materials of electric and optical cables - common test methods - part 4 - 2 : methods specific to polyethylene and polypropylene compounds - tensile strength and elongation at break after conditioning at elevated temperature - wrapping test after conditioning at elevated temperature - wrapping test after thermal ageing in air - measurement of mass increase - long - term stability test - test method for copper - catalyzed oxidative degradation

    電纜絕緣護套材料的通用試驗方法.第4部分:聚乙烯與聚丙烯復合物專用方法.第2節:預處理后的斷裂伸長率預處理后的翹曲試驗在空氣中熱老化后的翹曲試驗增加量測量長期穩定性試驗
  16. 5. in response to heat conduction test, air heat - insulation course is proved to work well, it reduces temperature difference of tank walls greatly and prevents cracks effectively

    進行了罐體熱傳導試驗，證明了空氣隔熱層具有令人滿意的效果，大大降低了罐壁溫差，有效預防了溫度裂縫的發生。
  17. The experimental study on the thermal aging combustion property of the composite modified double base propellant and its life - time calculation

    改性雙基推進劑熱老化燃燒性能試驗研究與壽命預估
  18. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題，主要研究內容有： （ 1 ）實驗、測定了20種常見生物質的能量（發熱量）和c 、 h 、 n元素含量，根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式，並通過r _ （ 0 . 05 ）檢驗；為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便； （ 2 ）選擇了8種生物質試樣作了等加熱速率（ 10 min 、 20 min 、 40 min 、 60 min ）和恆溫加熱的tg和dtg實驗，根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程，並採用goast - redfem積分法和p函數對其動力學參數進行了求解，解析出各種生物質的頻率因子和活化能參數，進而建立了各種生物質的熱解動力學模型，為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述，提供了理論和依據； （ 3 ）為研究和確定不同尺度的生物質顆粒中心達到全熱解的時間，在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定，得出生物質的長徑比（ l d ）一般在5 . 0 6 . 0之間，平均為5 . 3的結果； （ 4 ）採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究，解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間（ t ） ，得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果，為閃速熱解反應器固相滯留時間設計和預測提供了理論依據； （ 5 ）根據上述實驗結果，綜合運用工程力學、工程材料、機械設計學原理，推導、建立了轉錐式閃速熱解反應器物料滯留時間（ ）與轉速（或頻率）合理匹配理論； （ 6 ）提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。
  19. The terrain effect force wind ' s speed reducing and wind ' s direction turning to left with contrasting the experiments of numerical simulation the text analyses the structure and microcosmic character of sea wind in zhoushan maritime space and consanguineous connection between sea wind and action of dynamical and thermodynamic. the task gets the result of case a by using t213 datum of weather center and contrasts it with the actual sea wind. the task establish a foundation in order to use this mode in the environmental forecasting

    通過數值模擬對比試驗，分析了舟山海域海面風的結構和微觀特徵，以及海面風與動力作用（復雜地形）和熱力作用（海陸熱力差異）之間的密切關系。進一步利用國家氣象中心提供的t213高解析度預報場檢驗海面風風場的數值預報效果，最後將其結果與實際觀測作比較，為將該模式投入環境（海流，海浪，風暴潮等）動力預報奠定基礎。
  20. Standard practice for evaluation of aging resistance of prestressed prepainted metal in a dry heat test

    乾熱試驗中預應力預塗金屬抗老化性評定的標準實施規程
分享友人
分享到 Line

分享到臉書